8.59+4.75-9.68的简便运算
来源:学生学帮网 编辑:学帮网 时间:2024/06/03 03:17:18
8.59+4.75-9.68的简便运算
将4.75分解成(4.41+0.34),9.68分解成(9.34+0.34)
=8.59+(4.41+0.34)-(9.34+0.34)
=13+0.34-9.34-0.34
=13.34-9.34-0.34
=4-0.34
=3.66
8.59+4.75-9.68的简便运算
将4.75分解成(4.41+0.34),9.68分解成(9.34+0.34)
=8.59+(4.41+0.34)-(9.34+0.34)
=13+0.34-9.34-0.34
=13.34-9.34-0.34
=4-0.34
=3.66